Mei, who has been married to her husband Kazunoori for three years, has started living with her father-in-law, who used to live alone. - I thought the three generations would get along well after having children, but the reality was not so easy. - After enduring sexlessness with her husband and sexual harassment from her father-in-law, Mei had no choice but to masturbate in secret. - However, his father-in-law catches him masturbating and he relentlessly presses him. - Although Mei gently refuses, her father-in-law's naughty caresses soon turn into pleasure...